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Cheap Flights from Buenos Aires to Washington Dulles

Compare Buenos Aires to Washington Dulles flight deals

Find the cheapest month or even day of the year to fly to Washington Dulles

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Flight deals from Buenos Aires to Washington Dulles Airport

Looking for a cheap last-minute deal or the best return flight from Buenos Aires to Washington Dulles Airport? If you want to travel next month, return fares start from R 12,034. Find the lowest prices on one-way and return tickets right here.
Washington D.C..R 6,956 per passenger.Departing Sat, 20 Jun.One-way flight with Aerolíneas Argentinas.Outbound indirect flight with Aerolíneas Argentinas, departs from Buenos Aires Ministro Pistarini on Sat, 20 Jun, arriving in Washington Dulles.Price includes taxes and charges.From R 6,956, select.
Washington D.C..R 7,308 per passenger.Departing Sat, 9 May.One-way flight with Aerolíneas Argentinas.Outbound indirect flight with Aerolíneas Argentinas, departs from Buenos Aires Jorge Newbery on Sat, 9 May, arriving in Washington Dulles.Price includes taxes and charges.From R 7,308, select.
Washington D.C..R 7,325 per passenger.Departing Thu, 23 Apr.One-way flight with JetSmart.Outbound indirect flight with JetSmart, departs from Buenos Aires Jorge Newbery on Thu, 23 Apr, arriving in Washington Dulles.Price includes taxes and charges.From R 7,325, select.
Washington D.C..R 7,369 per passenger.Departing Sun, 30 Aug.One-way flight with JetSmart.Outbound indirect flight with JetSmart, departs from Buenos Aires Jorge Newbery on Sun, 30 Aug, arriving in Washington Dulles.Price includes taxes and charges.From R 7,369, select.
Washington D.C..R 7,483 per passenger.Departing Wed, 25 Nov.One-way flight with Avianca.Outbound indirect flight with Avianca, departs from Buenos Aires Ministro Pistarini on Wed, 25 Nov, arriving in Washington Dulles.Price includes taxes and charges.From R 7,483, select.
Washington D.C..R 7,484 per passenger.Departing Sun, 27 Sep.One-way flight with JetSmart.Outbound indirect flight with JetSmart, departs from Buenos Aires Jorge Newbery on Sun, 27 Sep, arriving in Washington Dulles.Price includes taxes and charges.From R 7,484, select.
Washington D.C..R 8,004 per passenger.Departing Sat, 11 Jul.One-way flight with Avianca.Outbound indirect flight with Avianca, departs from Buenos Aires Ministro Pistarini on Sat, 11 Jul, arriving in Washington Dulles.Price includes taxes and charges.From R 8,004, select.
Washington D.C..R 8,015 per passenger.Departing Tue, 13 Oct.One-way flight with Avianca.Outbound indirect flight with Avianca, departs from Buenos Aires Ministro Pistarini on Tue, 13 Oct, arriving in Washington Dulles.Price includes taxes and charges.From R 8,015, select.
Washington D.C..R 8,248 per passenger.Departing Wed, 20 Jan.One-way flight with Copa.Outbound indirect flight with Copa, departs from Buenos Aires Ministro Pistarini on Wed, 20 Jan, arriving in Washington Dulles.Price includes taxes and charges.From R 8,248, select.
Washington D.C..R 8,248 per passenger.Departing Wed, 2 Dec.One-way flight with Copa.Outbound indirect flight with Copa, departs from Buenos Aires Ministro Pistarini on Wed, 2 Dec, arriving in Washington Dulles.Price includes taxes and charges.From R 8,248, select.
Washington D.C..R 8,637 per passenger.Departing Tue, 31 Mar.One-way flight with Copa.Outbound indirect flight with Copa, departs from Buenos Aires Ministro Pistarini on Tue, 31 Mar, arriving in Washington Dulles.Price includes taxes and charges.From R 8,637, select.

Find the cheapest month to fly from Buenos Aires to Washington Dulles

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Buenos Aires to Washington Dulles flights are currently cheapest in June.
Mar
from R 8,637
Apr
from R 7,325
May
from R 7,308
Jun
from R 6,956
Jul
from R 8,004
Aug
from R 7,369
Sep
from R 7,484
Oct
from R 8,015
Nov
from R 7,483
Dec
from R 8,248
Jan
from R 8,248
Feb
Find prices

Buenos Aires to Washington Dulles: Alternative routes

Compare routes from Buenos Aires to Washington D.C. below. You may find an airport to fly into that's cheaper, faster, or easier than Washington Dulles.

Washington Ronald Reagan

5km from central Washington D.C.
Closest
from R 7,786
Search flights

Camp Springs Andrews AFB

17km from central Washington D.C.
Search flights

Washington Dulles

37km from central Washington D.C.
from R 6,956
Search flights

Baltimore Washington International

44km from central Washington D.C.
Cheapest
from R 6,778
Search flights

Manassas

47km from central Washington D.C.
Search flights

Buenos Aires to Washington D.C.: Flight information

The things to know before you go.
Cheapest flight foundR 6,956
Cheapest month to flyJune

Finding cheap flights from Buenos Aires to Washington Dulles: Frequently asked questions

The best price we found for a return flight from Buenos Aires to Washington Dulles is R 11,968. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Buenos Aires to Washington Dulles. But we found flights with one stop from R 11,968.
As of March 2026, there are no flights flying from Buenos Aires to Washington Dulles.
The cheapest month to fly from Buenos Aires to Washington Dulles is usually May.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Buenos Aires to Washington Dulles Airport on Tuesday, 12 May 2026.
No airlines currently offer direct flights between Buenos Aires and Washington Dulles Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Washington Dulles but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Washington D.C. is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to Washington Dulles is Aerolíneas Argentinas .

Flying from Buenos Aires to Washington Dulles International Airport (IAD): What you need to know

  • Get your holiday planning underway by considering where you'll take off for your flight from Buenos Aires to Washington Dulles International Airport (IAD). Jorge Newbery Airport (AEP) and Ministro Pistarini Airport (EZE) are the main airports in Buenos Aires.

  • Washington Dulles International Airport is located in Washington DC. The city follows the UTC-4 timezone and is one hour behind Buenos Aires.

  • For stress-free travel, turn up at the airport two hours ahead of international flights and an hour before domestic departures. This way, you can comfortably board your flight from Buenos Aires to IAD.

  • If you're flying during a bank holiday or other peak period, give yourself extra time. Arrive two hours before domestic flights and up to four hours before international departures. Lines at check-in and security will be longer.

Airports in Buenos Aires

Jorge Newbery Airport (AEP)

  • Located around 14 kilometres from the centre of Buenos Aires, AEP can be reached in about 20 minutes by car, depending on traffic. The journey by public transport is roughly 40 minutes.

  • Searching for a convenient hotel near Jorge Newbery Airport? If you've booked an early flight from Buenos Aires to Washington Dulles International Airport, these stays will put you moments from your departure lounge:

  • Jorge Newbery Airport has an excellent on-time record, so flight disruptions are less likely. Departures from AEP touch down on schedule 83.76% of the time.

Ministro Pistarini Airport (EZE)

  • Break up your flight from Buenos Aires to Washington Dulles International Airport with a stop so you can stretch your legs or perhaps go somewhere you've never been before. Some popular stopovers between Ministro Pistarini Airport and IAD include:

    • Hartsfield-Jackson Atlanta International Airport (ATL)

    • El Dorado International Airport (BOG)

    • Tocumen International Airport (PTY)

  • With public transport, you can travel from central Buenos Aires to EZE in about 2 hours 10 minutes. The terminal is roughly 32 kilometres away, and making the trip by car will take approximately 35 minutes.

  • Taking off bright and early? Think about checking in to one of these accommodation options near Ministro Pistarini Airport the day before your Buenos Aires to IAD flight:

  • Ministro Pistarini Airport is known for its commitment to punctuality. 83.93% of flights out of here land when expected.

About Washington Dulles International Airport (IAD)

Getting from Washington Dulles International Airport (IAD) to central Washington DC

  • Central Washington DC is about 40 kilometres from Washington Dulles International Airport. Journey times by cab or car hire will vary depending on traffic conditions and time of day, so do a little research before you go.

  • It takes roughly 1 hour 10 minutes if you're travelling on public transport.

How to find the cheapest flights from Buenos Aires to Washington Dulles International Airport (IAD)

  • At the moment, R 6,956 is the best price we've found for a one-way ticket from Buenos Aires to Washington Dulles International Airport. The cheapest price for a return flight is R 11,968. Remember fares may change due to demand at the time of booking.

  • Booking ahead of time is often the key to finding a cheap flight from Buenos Aires to IAD. Prices tend to rise as demand increases, so the closer you get to departure, the more you'll likely pay.

  • If you can be flexible with your travel dates, try using the 'Whole month' search tool. It'll show you the lowest price across the month when searching for your Buenos Aires to Washington Dulles International Airport ticket.

  • There's no need to check back in every day to find out if fares have dropped when you create a Price Alert. We'll notify you as soon as a lower fare pops up on plane tickets from Buenos Aires to IAD.

  • Tailor your flights using filters. Select your preferred departure and arrival times, total journey duration and airlines. You can also sort your results by 'Best,' 'Cheapest' or 'Fastest' flights from Buenos Aires to Washington Dulles International Airport.

The best time to fly from Buenos Aires to Washington Dulles International Airport (IAD)

  • July is when most people book flights from Buenos Aires to Washington Dulles International Airport (IAD). Plan your visit to Washington DC in February for a quieter experience.

  • The warmest month in Washington DC is July, with temperatures ranging between 19ºC (66ºF) and 33ºC (91ºF). Lock in your Buenos Aires to IAD plane ticket then if that's your ideal forecast.

  • Look for cheap tickets from Buenos Aires to Washington Dulles International Airport in January if you want to travel in cooler conditions. Temperatures are at their lowest then, ranging between -6ºC (21ºF) and 10ºC (50ºF).

More about Washington DC

Explore more of the United States

  • You've seen Washington DC, now it's time to explore other parts of the United States. Journey around 225 kilometres north-east to Philadelphia to check off its top sights. From Independence Hall to Liberty Bell and Philadelphia Museum of Art, there's plenty to keep you on the go.

  • If you're eager to discover another corner of the United States, head for Virginia Beach, about 274 kilometres south-east of Washington DC. Virginia Beach Oceanfront, Virginia Beach Boardwalk and Resort Beach are key reasons to visit.

Plan the rest of your trip from Buenos Aires to Washington D.C.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.